40666600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15641}}^1$

素因数の和:15670

約数の個数: 48

約数和(自身を含む): 101829420

約数和(自身を除く): 61162820

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 15641, 31282, 62564, 78205, 125128, 156410, 203333, 312820, 391025, 406666, 625640, 782050, 813332, 1016665, 1564100, 1626664, 2033330, 3128200, 4066660, 5083325, 8133320, 10166650, 20333300, 40666600]

約数ペア:

[(1, 40666600), (2, 20333300), (4, 10166650), (5, 8133320), (8, 5083325), (10, 4066660), (13, 3128200), (20, 2033330), (25, 1626664), (26, 1564100), (40, 1016665), (50, 813332), (52, 782050), (65, 625640), (100, 406666), (104, 391025), (130, 312820), (200, 203333), (260, 156410), (325, 125128), (520, 78205), (650, 62564), (1300, 31282), (2600, 15641)]